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1da177e4 LT |
1 | /* |
2 | BNEP protocol definition for Linux Bluetooth stack (BlueZ). | |
3 | Copyright (C) 2002 Maxim Krasnyansky <maxk@qualcomm.com> | |
8e87d142 | 4 | |
1da177e4 LT |
5 | This program is free software; you can redistribute it and/or modify |
6 | it under the terms of the GNU General Public License, version 2, as | |
7 | published by the Free Software Foundation. | |
8 | ||
9 | This program is distributed in the hope that it will be useful, | |
10 | but WITHOUT ANY WARRANTY; without even the implied warranty of | |
11 | MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the | |
12 | GNU General Public License for more details. | |
13 | ||
14 | You should have received a copy of the GNU General Public License | |
15 | along with this program; if not, write to the Free Software | |
16 | Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA | |
17 | */ | |
18 | ||
1da177e4 LT |
19 | #ifndef _BNEP_H |
20 | #define _BNEP_H | |
21 | ||
22 | #include <linux/types.h> | |
23 | #include <linux/crc32.h> | |
24 | #include <net/bluetooth/bluetooth.h> | |
25 | ||
3aad75a1 SJ |
26 | /* Limits */ |
27 | #define BNEP_MAX_PROTO_FILTERS 5 | |
28 | #define BNEP_MAX_MULTICAST_FILTERS 20 | |
29 | ||
30 | /* UUIDs */ | |
31 | #define BNEP_BASE_UUID 0x0000000000001000800000805F9B34FB | |
32 | #define BNEP_UUID16 0x02 | |
33 | #define BNEP_UUID32 0x04 | |
34 | #define BNEP_UUID128 0x16 | |
35 | ||
36 | #define BNEP_SVC_PANU 0x1115 | |
37 | #define BNEP_SVC_NAP 0x1116 | |
38 | #define BNEP_SVC_GN 0x1117 | |
39 | ||
40 | /* Packet types */ | |
41 | #define BNEP_GENERAL 0x00 | |
42 | #define BNEP_CONTROL 0x01 | |
43 | #define BNEP_COMPRESSED 0x02 | |
44 | #define BNEP_COMPRESSED_SRC_ONLY 0x03 | |
45 | #define BNEP_COMPRESSED_DST_ONLY 0x04 | |
46 | ||
47 | /* Control types */ | |
48 | #define BNEP_CMD_NOT_UNDERSTOOD 0x00 | |
49 | #define BNEP_SETUP_CONN_REQ 0x01 | |
50 | #define BNEP_SETUP_CONN_RSP 0x02 | |
51 | #define BNEP_FILTER_NET_TYPE_SET 0x03 | |
52 | #define BNEP_FILTER_NET_TYPE_RSP 0x04 | |
53 | #define BNEP_FILTER_MULTI_ADDR_SET 0x05 | |
54 | #define BNEP_FILTER_MULTI_ADDR_RSP 0x06 | |
55 | ||
56 | /* Extension types */ | |
57 | #define BNEP_EXT_CONTROL 0x00 | |
58 | ||
59 | /* Response messages */ | |
60 | #define BNEP_SUCCESS 0x00 | |
61 | ||
62 | #define BNEP_CONN_INVALID_DST 0x01 | |
63 | #define BNEP_CONN_INVALID_SRC 0x02 | |
64 | #define BNEP_CONN_INVALID_SVC 0x03 | |
65 | #define BNEP_CONN_NOT_ALLOWED 0x04 | |
66 | ||
67 | #define BNEP_FILTER_UNSUPPORTED_REQ 0x01 | |
68 | #define BNEP_FILTER_INVALID_RANGE 0x02 | |
69 | #define BNEP_FILTER_INVALID_MCADDR 0x02 | |
70 | #define BNEP_FILTER_LIMIT_REACHED 0x03 | |
71 | #define BNEP_FILTER_DENIED_SECURITY 0x04 | |
72 | ||
73 | /* L2CAP settings */ | |
74 | #define BNEP_MTU 1691 | |
75 | #define BNEP_PSM 0x0f | |
76 | #define BNEP_FLUSH_TO 0xffff | |
77 | #define BNEP_CONNECT_TO 15 | |
78 | #define BNEP_FILTER_TO 15 | |
79 | ||
80 | /* Headers */ | |
81 | #define BNEP_TYPE_MASK 0x7f | |
82 | #define BNEP_EXT_HEADER 0x80 | |
1da177e4 LT |
83 | |
84 | struct bnep_setup_conn_req { | |
3aad75a1 SJ |
85 | __u8 type; |
86 | __u8 ctrl; | |
87 | __u8 uuid_size; | |
88 | __u8 service[0]; | |
bc10502d | 89 | } __packed; |
1da177e4 LT |
90 | |
91 | struct bnep_set_filter_req { | |
3aad75a1 SJ |
92 | __u8 type; |
93 | __u8 ctrl; | |
1bc5d448 | 94 | __be16 len; |
3aad75a1 | 95 | __u8 list[0]; |
bc10502d | 96 | } __packed; |
1da177e4 LT |
97 | |
98 | struct bnep_control_rsp { | |
3aad75a1 SJ |
99 | __u8 type; |
100 | __u8 ctrl; | |
1bc5d448 | 101 | __be16 resp; |
bc10502d | 102 | } __packed; |
1da177e4 LT |
103 | |
104 | struct bnep_ext_hdr { | |
3aad75a1 SJ |
105 | __u8 type; |
106 | __u8 len; | |
107 | __u8 data[0]; | |
bc10502d | 108 | } __packed; |
1da177e4 LT |
109 | |
110 | /* BNEP ioctl defines */ | |
111 | #define BNEPCONNADD _IOW('B', 200, int) | |
112 | #define BNEPCONNDEL _IOW('B', 201, int) | |
113 | #define BNEPGETCONNLIST _IOR('B', 210, int) | |
114 | #define BNEPGETCONNINFO _IOR('B', 211, int) | |
115 | ||
116 | struct bnep_connadd_req { | |
3aad75a1 | 117 | int sock; /* Connected socket */ |
1da177e4 LT |
118 | __u32 flags; |
119 | __u16 role; | |
3aad75a1 | 120 | char device[16]; /* Name of the Ethernet device */ |
1da177e4 LT |
121 | }; |
122 | ||
123 | struct bnep_conndel_req { | |
124 | __u32 flags; | |
125 | __u8 dst[ETH_ALEN]; | |
126 | }; | |
127 | ||
128 | struct bnep_conninfo { | |
129 | __u32 flags; | |
130 | __u16 role; | |
8e87d142 | 131 | __u16 state; |
1da177e4 LT |
132 | __u8 dst[ETH_ALEN]; |
133 | char device[16]; | |
134 | }; | |
135 | ||
136 | struct bnep_connlist_req { | |
137 | __u32 cnum; | |
138 | struct bnep_conninfo __user *ci; | |
139 | }; | |
140 | ||
141 | struct bnep_proto_filter { | |
142 | __u16 start; | |
143 | __u16 end; | |
144 | }; | |
145 | ||
146 | int bnep_add_connection(struct bnep_connadd_req *req, struct socket *sock); | |
147 | int bnep_del_connection(struct bnep_conndel_req *req); | |
148 | int bnep_get_connlist(struct bnep_connlist_req *req); | |
149 | int bnep_get_conninfo(struct bnep_conninfo *ci); | |
150 | ||
3aad75a1 | 151 | /* BNEP sessions */ |
1da177e4 LT |
152 | struct bnep_session { |
153 | struct list_head list; | |
8e87d142 | 154 | |
1da177e4 | 155 | unsigned int role; |
8e87d142 YH |
156 | unsigned long state; |
157 | unsigned long flags; | |
751c10a5 | 158 | atomic_t terminate; |
f4d7cd4a | 159 | struct task_struct *task; |
1da177e4 LT |
160 | |
161 | struct ethhdr eh; | |
162 | struct msghdr msg; | |
163 | ||
164 | struct bnep_proto_filter proto_filter[BNEP_MAX_PROTO_FILTERS]; | |
a418b893 | 165 | unsigned long long mc_filter; |
8e87d142 | 166 | |
1da177e4 LT |
167 | struct socket *sock; |
168 | struct net_device *dev; | |
1da177e4 LT |
169 | }; |
170 | ||
171 | void bnep_net_setup(struct net_device *dev); | |
172 | int bnep_sock_init(void); | |
a4e2acf0 | 173 | void bnep_sock_cleanup(void); |
1da177e4 LT |
174 | |
175 | static inline int bnep_mc_hash(__u8 *addr) | |
176 | { | |
3aad75a1 | 177 | return crc32_be(~0, addr, ETH_ALEN) >> 26; |
1da177e4 LT |
178 | } |
179 | ||
180 | #endif |